2196834424121 has 2 divisors, whose sum is σ = 2196834424122. Its totient is φ = 2196834424120.

The previous prime is 2196834424093. The next prime is 2196834424153. The reversal of 2196834424121 is 1214244386912.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1343176692025 + 853657732096 = 1158955^2 + 923936^2 .

It is a cyclic number.

It is not a de Polignac number, because 2196834424121 - 2¹⁰ = 2196834423097 is a prime.

It is not a weakly prime, because it can be changed into another prime (2196834426121) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1098417212060 + 1098417212061.

It is an arithmetic number, because the mean of its divisors is an integer number (1098417212061).

Almost surely, 2^{2196834424121} is an apocalyptic number.

It is an amenable number.

2196834424121 is a deficient number, since it is larger than the sum of its proper divisors (1).

2196834424121 is an equidigital number, since it uses as much as digits as its factorization.

2196834424121 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 663552, while the sum is 47.

The spelling of 2196834424121 in words is "two trillion, one hundred ninety-six billion, eight hundred thirty-four million, four hundred twenty-four thousand, one hundred twenty-one".